Unverified50% confidenceFactExact time
dbt Metrics was launched in 2021, the Cube.js semantic layer was repositioned in 2022, and the AtScale Universal Semantic Layer was subsequently rolled out.
1
Sources
50%
Confidence
Long-term
Relevance
7/19/2026
First Seen
Sources
Apache Ossie：打破语义孤岛的开放元数据交换标准
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